Automatic line,Sand casting, ductile iron manhole covers D400
Frame
It is obtained from a single cast, its stability is guaranteed through a double throat supporting area, creating a metal to metal coupling thanks to the interposition of an EPDM gasket, this is studied to obtain a watertight/waterproof sealing. Inside there is also a special provision to host, if necessary, the glass reinforced plate (GRP).
COVER
It is Round in Shape, it ensures a high stability due to a depth of insertion over 50 mm, the EPDM gasket inserted in the throat, which is located in the supporting area, and the locking system with 3 stainless steel screws. The opening process is obtained through the insertion of specific handles in the blind holes of the surface. All the covers are interchangeable. The top surface is antiskid and it allows the complete flow of water.
| Material | Ductile iron GGG50; Grey cast iron |
| Standard | ISO9001, EN124 |
| Scope | A15, B125, C250, D400, E600, F900 |
| Shape | Round, Square, Rectangle, Triangle |
| Diameter | From 300mm to 1000 mm |
| Weight | From 5.5kg to 100kg |
| Applicable medium | Gases; Liquids; Steam. |
| Surface treatment | Black bitumen coated |
| Color | Pitch black or as per customer’s requirement. |
| Logo | Can be printed on enterprise logo |
| Usage | Municipal roads, highways, communications, electric power, running water, village, schools and various kinds of the park. |
| Packing | Normal packing is wooden pallet and plastic film or as per customer’s requirement |
| Minimum order | 20 tons |
| Delivery time | 20 days after place an order |
| Payment term | L/C, T/T (30% of total amount deposit and 70% balance after faxing the B/L copy in 3 days) |
| Special requirement | As per customer’s requirement. |
Product Benefits:
1.No inherent scrap value thus reducing risk of theft.
2.Moderate weight and easy installation.
3.Can be used in -30℃ to 70 ℃degrees environment.
4.30 years of service life.
5.Tested by national security agencies. Compressive, bending and impact resistant. Heat, cold, acid, etc.
6.Corrosion resistance, meet the needs of environmental protection, and reduce the exploitation of mining resources; beautify the city, classify the coloring, and enhance the taste of the city.
We can provide product cutomization services. Send us the drawing and give an ideal product.
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Round Sewer Covers Drain Covers Corrosion Resistant Easy To Maintenance Images
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